Use this Knowledge Script to monitor total query activity for a Domain Name Server (DNS) server. This script checks the number of queries received per second and the number of responses sent per second, and raises an event if the query-received rate or the response-sent rate exceeds the threshold you set.
DNS folder
The default interval for this script is Every 30 minutes.
Set the following parameters as needed:
|
Parameter |
How to Set It |
|---|---|
|
Event? |
Set to y to raise an event if the number of query transactions exceeds the threshold. The default is y. |
|
Collect data? |
Set to y to collect data for charts and reports. If enabled, data collection returns the total number of queries received per second and the total number of responses sent per second. The default is n. |
|
Queries received/sent per second |
Specify the maximum number of queries that can be received or responses that can be sent per second before an event is raised. The default is 10. |
|
Event severity |
Set the event severity level, from 1 to 40, to indicate the importance of an event in which the number of query transactions exceeds the threshold. The default is 15 (yellow event indicator). |